Cisco IOS XR User Manual

Implementing IPSec Network Security on Cisco IOS XR Software
How to Implement General IPSec Configurations for IPSec Networks
SC-124
Cisco IOS XR System Security Configuration Guide
Disabling Prefragmentation for Cisco IPSec VPN SPAs
This section provides the following procedures to disable prefragmentation for Cisco IPSec VPN SPAs:
• Disabling Prefragmentation for service-ipsec Interfaces, page SC-124
• Disabling Prefragmentation for service-gre Interfaces, page SC-125
Note This IPSec feature is supported only on the Cisco IPSec VPN SPA.
Disabling Prefragmentation for service-ipsec Interfaces
This task disables prefragmentation for service-ipsec interfaces.
SUMMARY STEPS
1. configure
2. crypto ipsec pre-fragmentation disable
3. end
or
commit
DETAILED STEPS
Command or Action Purpose
Step 1
configure
Example:
RP/0/0/CPU0:router# configure
Enters global configuration mode.

Cisco IOS XR Specifications

General

Operating System	Cisco IOS XR
Architecture	Microkernel
High Availability	Yes
Type	Network operating system
Developed by	Cisco Systems
License	Proprietary
Programming Language	C, C++
Kernel	QNX
Supported Platforms	Cisco ASR9000, NCS series
Security Features	Role-Based Access Control (RBAC), Secure Boot, Encryption
Management Interface	CLI, SNMP, NETCONF, RESTCONF
Release Date	2004
Target Devices	High-end core routers, service provider edge routers, data center interconnect (DCI) routers
Supported Hardware	Cisco routers and switches
Networking Protocols	BGP, OSPF, IS-IS, MPLS
Virtualization Support	Virtualization-ready, supports network function virtualization (NFV) and containerization technologies.